Patents by Inventor Du Hong-Yue

Du Hong-Yue has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Antipeptic ulcer composition
    Patent number: 4544551
    Abstract: An antipeptic ulcer composition comprising ferrous sulfate, clove, and licorice.
    Type: Grant
    Filed: February 22, 1982
    Date of Patent: October 1, 1985
    Inventor: Du Hong-Yue